Scientists generally agree that Earth’s climate will warm up over the next 50 to 100 years _________ it has warmed in the 20 000 years since Ice Age.
| A．as long as | B．as much as | C．as soon as | D．as well as |
He was educated at a local grammar school, ___ he went on to Cambridge.
| A．from which | B．after that | C．after which | D．from this |
She ___ for the professor who was ill.
| A．substituted | B．changed | C．shifted | D．replaced |
Throughout the year over two million people are expected to directly ___ Japan 2005,a series of festivals and performances taking place around the country.
| A．visit | B．participate in | C．involve | D．come to |
---Is Bob still performing?
---I’m afraid not. He is said ___ the stage already as he has become an official.
| A．to have left | B．to leave | C．to have been left | D．to be left |
The scientist ___ his research for a lack of fund.
| A．deserted | B．c anceled |
C．abandoned | D．quilted |